Home / 750,420,612.24-1,035,580,543.06-415,914,730.98

Finding the Fourth Proportional to 750,420,612.24, 1,035,580,543.06 and 415,914,730.98

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Solution

The fourth proportional to 750,420,612.24, 1,035,580,543.06 and 415,914,730.98 is: 573,962,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,420,612.24 : 1,035,580,543.06 = 415,914,730.98 : x
  2. Step 2: Convert to fraction form
    750,420,612.24/1,035,580,543.06 = 415,914,730.98/x
  3. Step 3: Cross multiply
    750,420,612.24x = 1,035,580,543.06 × 415,914,730.98
  4. Step 4: Simplify right side
    750,420,612.24x = 430,713,202,974,922,176
  5. Step 5: Solve for x
    x = 430,713,202,974,922,176/750,420,612.24
  6. Step 6: Final answer
    x = 573,962,383.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.